CODETOOLS-7902083: Simplify building jtreg

[Stuart Monteith]

Thanks for this Jonathan,
    This will simplify my automation greatly. The script looks fine to
me and tests fine on my Ubuntu 17.10 x86 system and Ubuntu 14.04
aarch64 system.

BR,
    Stuart

On 14 December 2017 at 00:32, Jonathan Gibbons
<jonathan.gibbons at oracle.com> wrote:
> This is for folk who are interested in building jtreg from source.
>
> As some of you have (rightfully) commented over the past years, jtreg has
> not been an easy tool to build from source.
>
> And, as some of you may have noticed, there has been some amount of activity
> over the past weeks and months to address this issue. This work has been led
> by Erik Helin (thanks, Erik!) and we're now getting to the point where we
> can show what we have been working towards.
>
> The core of the work to build jtreg is still the Makefiles as before,
> although as was recently noted, we've been simplifying the specification of
> the dependencies.
>
> Separately, Erik has helped provide updates to the way that some of the Code
> Tools dependencies can be built.
>
> Building on all that work, we can now get to the next stage, to provide a
> script that will download binaries for some components (JUnit, TestNG) and
> will download and build source for other components (AsmTools, JCov,
> JTHarness), for which there are no official binaries.
>
> To run the script, you just need to have Ant and a suitable "java" on your
> path, and to specify the location of an install of JDK 1.8 as an argument to
> the script. wget is used to download files, which honors proxy settings for
> those that need to use them. The script is deliberately fairly simple, and
> suitable for use in a CI system.
>
> You can see a webrev for the script at
> http://cr.openjdk.java.net/~jjg/7902083/webrev.00/
>
> Example of use:
>
> $ which ant
> /opt/ant/1.9.4/bin/ant
> $ which java
> /opt/jdk/1.8.0/bin/java
> $ sh make/build-all.sh /opt/jdk/1.8.0
> ... build output ...
> $ ls build/images/jtreg
> bin  COPYRIGHT  doc  legal  lib  LICENSE  README  release
> $
>
>
> Once this settles down a bit, I'll update the public docs on the jtreg web
> pages.
>
> -- Jon
>
>